4476 River Ash Ct, Concord, CA 94521 Property Records

Contra Costa County property record for 4476 River Ash Ct, Concord, CA 94521

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,366 sqft · built 1976
Lot Size	0.127 acres (5,520 sqft)
Owner	Company Name on Record
Tax Bill	$3,944 (2025)
Deeds & Mortgages	Mar 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`133-341-025-4`

Property Details

APN / Parcel Number

Primary APN	`133-341-025-4`
Alternative APN	`133-341-025`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,366 sqft Living Area
Gross Area	1,805 sqft
1st Floor Area	1,366 sqft

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1977
Architectural Style	Cluster
Lot Area	5,520 sqft (0.127 acres)
Garage Type	Attached
Garage Area	439 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	4476 RIVER ASH CT
City	CONCORD
State	CA
Zip	94521-4402
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	PD
Legal Description	TRACT 3940 LOT 476 EX MR
Legal Subdivision	COWELL HOMEOWNERS ASSOCIATION
Legal Tract	3940
Legal Lot Number	476
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3001
Census Tract	334006

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	1119 CALDER LN, WALNUT CREEK, CA 94598-1862
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Mar 1, 2018
Transfer Doc	0000042276
Record Updated	Sep 20, 2026

March 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 20, 2018
Property Address	4476 RIVER ASH CT, CONCORD, CA 94521-4402
Document Number	0000042276
Instrument Date	Mar 1, 2018
Instrument	42276
Transaction Type	Transfer
Record Updated	Mar 27, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	1119 CALDER LN WALNUT CREEK CA 945981862, WALNUT CREEK, CA 94598-1862

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Concord City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$270,873 (+2%) Land $122,116 Building $148,757
2025	$3,944.00 (+5.37%)	$265,563 (+4.04%) Land $119,722 Building $145,841
2023	$3,743.00 (+1.85%)	$255,253 Land $115,074 Building $140,179
2022	$3,675.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	3 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 62% of the US · lower than 77% of California
Wildfire Likelihood	0.06% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 552 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20